A magnitude Md 2.2 earthquake occured in region: 5 km SW Acquasanta Terme (AP), on
and geographic coordinates (lat, lon) 42.7350, 13.3700 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Acquasanta Terme | AP | 5 | 2916 | 2916 |
Arquata del Tronto | AP | 7 | 1178 | 4094 |
Valle Castellana | TE | 11 | 977 | 5071 |
Accumoli | RI | 11 | 667 | 5738 |
Montegallo | AP | 12 | 523 | 6261 |
Amatrice | RI | 13 | 2657 | 8918 |
Rocca Santa Maria | TE | 14 | 537 | 9455 |
Roccafluvione | AP | 17 | 2010 | 11465 |
Cortino | TE | 17 | 656 | 12121 |
Montemonaco | AP | 19 | 604 | 12725 |
Venarotta | AP | 19 | 2066 | 14791 |
Campotosto | AQ | 20 | 542 | 15333 |
Palmiano | AP | 20 | 196 | 15529 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.8 |
1991-11-15 05:28:16 |
42.735 | 13.37 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 153369 |
Field | Value |
---|---|
Time (UTC) | 1991-11-15 05:28:16 ± 0.426 |
Latitude | 42.7350 ± 0.0153 |
Longitude | 13.3700 ± 0.0383 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 153369 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3562.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 184 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00340 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00963 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 153369 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:23:08 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 153369 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1991-11-15T05:28:45.15 | 10.0 | undecidable | manual | SG | 338 | 0.8214 | 0.68 | 0.5 | |
--.SDI.Z. | 1991-11-15T05:28:38.52 | 10.0 | undecidable | manual | PN | 162 | 1.0656 | 1.59 | 0.3 | |
--.ASS.Z. | 1991-11-15T05:28:38.69 | 10.0 | undecidable | manual | SG | 302 | 0.6105 | 0.81 | 0.5 | |
--.MNS.Z. | 1991-11-15T05:28:37.94 | 10.0 | undecidable | manual | SG | 235 | 0.6105 | 0.13 | 0.8 | |
--.ARV.Z. | 1991-11-15T05:28:31.56 | 10.0 | undecidable | manual | PG | 338 | 0.8214 | -0.92 | 0.9 | |
--.AQU.Z. | 1991-11-15T05:28:30.15 | 10.0 | undecidable | manual | SG | 176 | 0.3774 | -0.13 | 0.7 | |
--.MNS.Z. | 1991-11-15T05:28:28.50 | 10.0 | undecidable | manual | PG | 235 | 0.6105 | -0.14 | 2 | |
--.ASS.Z. | 1991-11-15T05:28:28.57 | 10.0 | undecidable | manual | PG | 302 | 0.6105 | -0.11 | 2 | |
--.AQU.Z. | 1991-11-15T05:28:23.67 | 10.0 | undecidable | manual | PG | 176 | 0.3774 | -0.62 | 1.2 |